Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1893)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1897)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1916)

Report of the state botanist for 1924 - New York (State). Botanist. (University of the State of New York, 1925)

[Report of a voyage made to the Canadian Labrador coast ; Catalogue of plants and birds of the north shore] - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1887)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

Revisio generum plantarum vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum, mit erläuterungen - Kuntze, Otto, 1843 -1907 (A. Felix [etc., etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1891)

Revision of the flora of the Bombay presidency. Parts III-XI, Gramineae - Blatter, Ethelbert, 1877 -1934 (s.n.], 1927)

Revue générale de botanique (Libraire générale de l'enseignement, 1908)

Revue zoologique africaine (Hayez, 1911)

The rhododendron and "American plants". A treatise on the culture, propagation, and species of the rhododendron; with cultural notes upon other plants which thrive under like treatment, and descriptions of species and varieties; with a chapter upon herbaceous plants requiring similar culture - Fitch, W. H. (Walter Hood), 1817 -1892 (Little, Brown, and company, 1871)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1900)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1904)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1906)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1910)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1911)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1913)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1916)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1917)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1921)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1922)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1929)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1930)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1931)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1932)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1934)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1935)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1936)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1938)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1939)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1940)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1941)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1942)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1943)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1953)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1950)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1951)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1964)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1967)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1969)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1970)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1976)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1981)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1982)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1985)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1989)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1992)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1993)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1999)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2000)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2001)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2002)

ri ben zhi wu ming hui - Honda, Masaji 本田正次 1897 -1984 (san sheng tang)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1894)

Rock, 1928-1929 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1928)

Rock field book no. 16001-18850 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1928)

Rock field book no. 8035-9999 - Rock, Joseph F. (Joseph Francis), 1884 -1962 (1923)

Rock garden bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1953)

Rock garden perennials, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paramount Gardens, 1940)

The rock garden plant list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charlotte Nurseries, 1934)

Rock-gardens as they might be - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eddy Garden Service, 1931)

Rock plants & perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Logan Nurseries, 1930)

Rock plants and iris : 1930 descriptive list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Starker, 1930)

Rock plants and perennials : 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Logan Nurseries, 1932)

Rocknoll fall 1949 hardy plant guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocknoll Nursery, 1949)

Rocknoll Nursery, Morrow, Ohio - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocknoll Nursery, 1952)

Rocknoll's fall 1950 money-saving garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocknoll Nursery, 1950)

Rocknoll spring 1950 hardy flower guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocknoll Nursery, 1950)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1923)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1940)

Roses, ornamental trees and shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1935)

Roses, perennials, climbing plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1937)

The Royal botanic gardens, Kew : historical and descriptive - Bean, W. J. (William Jackson), 1863 -1947 (Cassell and Co., Ltd, 1908)

Safe autumn planting : fall 1959, our 82nd year. Catalog no. 164 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kelsey Nursery Service, 1959)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs-all kinds, gardener's supplies : over 4,000 species and varieties. no. 48-2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1948)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 49-7 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 49-9 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 50-8 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 50-10 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1950)

Saier's garden magazine : a manual of rare flowers, their selection and culture. Vol. 4, no. 1 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harry E. Saier, 1955)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 3, no. 5 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harry E. Saier, 1953)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 2, no. 14 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1951)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 3, no. 3 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1952)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 2, no. 17 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1951)

Schweizerische Zeitschrift für Gartenbau (Verlag von Meyer und Zeller, 1846)

Schweizerische Zeitschrift für Gartenbau (Verlag von Meyer und Zeller, 1847)

Schweizerische Zeitschrift für Gartenbau (Verlag von Meyer und Zeller, 1848)

Science - American Association for the Advancement of Science. ([s.n.], 1894)

Science - American Association for the Advancement of Science. ([s.n.], 1901)

Science - American Association for the Advancement of Science. ([s.n.], 1915)

Scientific papers of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin, 1889)

Scientific papers of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, 1889)

Seed rarities, bulbs, succulents, cacti, shrubs, wild flowers : offer no. 17 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1932)

Seed rarities, unusual bulbs fall list : offer no. 18 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1933)

Seeds and plants imported - United States. Department of Agriculture. (G.P.O, 1907)

Seeds and plants imported - United States. Department of Agriculture. (G.P.O, 1909)

Seeds, bulbs. Fall 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1918)

Seeds, bulbs, plants : 1944 offer 41A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1944)

Seeds, bulbs, plants : horizon rarities from Rex D. Pearce : 1939-offer 31A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1939)

Seeds, bulbs, plants : horizon rarities from Rex D. Pearce : 1939-offer 31B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1939)

Seeds for nurserymen : March, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1941)

Seeds of annuals and perennials for Autumn planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1933)

Seeds of native plants : crop of 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1956)

Seeds of native plants : crop of 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1957)

Seeds of native plants : crop of 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1958)

Seeds of rare plants. Offer no. 21 C - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1934)

Seeds of rare plants. Offer no. 21 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1934)

Seeds of rare plants. Offer no. 21 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1934)

Seeds of rare plants : Offer 23 C - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1935)

Seeds of rare plants : Offer no. 23 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1935)

Seeds of rare plants : offer no. 25 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1935)

Seeds of rare plants : offer no. 27B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1937)